#include <iostream>
#include <string>
 
using namespace std;
 
typedef class Box
{
    public:
        double length;
        double height;
        double breadth;
        string name;
}koukou;
 
int main( )
{
   koukou Box1;       
   double volume = 0.0; 
 
   Box1.height = 5.0; 
   Box1.length = 6.0; 
   Box1.breadth = 7.0;

   Box1.name = "koukou";

   volume = Box1.height * Box1.length * Box1.breadth;
   cout << "Box1 的体积：" << volume <<endl;
   cout << "==========================" << endl;
   cout << "name is "<< Box1.name << endl;
   
}